Neurobioloogias sönade seletus, ingl keelne
also in the brain.
PARASYMPATHETIC NERVOUS SYSTEM – A part of the autonomic nervous
system concerned with the conservation of the body’s energy and resources during
relaxed states.
PARIETAL LOBE – One of the four subdivisions of the cerebral cortex*. It plays a
role in sensory processes, attention and language.
PEPTIDES – Chemical substances made of larger number of amino acid* molecules
(up to 99) and often biologically active (e.g. hormones*, neurotrophic factors*).
PERIPRHERAL NERVOUS SYSTEM (PNS) - Neural tissue outside of the brain and
spinal cord; includes axons of sensory and motor neurones innervating the periphery.
PHOSPHORYLATION – A process of attaching a phosphate group to a molecule of,
for instance, a protein which makes an enzyme* or a receptor*. It leads to a change in
the biological activity of the receiving molecule. An important process which may
modify the properties of neuroactive substances and than entire neurones. It often
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